Preserve settled transformations when restoring solver states

Dami committed Sep 248ecc483

commit: 8ecc483177ce8e8347785469d91e5e47e29b56b9
parent: be2b6dbb88baff29c49162b48337378e65e02312
author: Dami <dami.etoile@gmail.com>

2 files changed, +17 -3wrap lines

M	src/engine.js	3	---
M	tests/engine.test.js	17	+++++++++++++++++

M src/engine.js +0 -3

@@ -354,9 +354,6 @@ export function createGame(level) {
354354     history = [];355355     transformSources = new Map();356356     try {357-      const transformedIds = new Set();358-      refreshRules();359-      transform(transformedIds);360357       refreshRules();361358       return getState();362359     } catch (error) {

M tests/engine.test.js +17 -0

@@ -445,6 +445,23 @@ test('restore replays a same-level snapshot with automata phases and no undo ent
445445   assert.throws(() => game.restore({ ...initial, objects: [{ ...initial.objects[0], id: 'foreign' }] }), /not authored/);446446 });447447 448+test('restore is idempotent for settled one-link transformation snapshots', () => {449+  const game = createGame(level([450+    word('BABA', 0, 0), word('IS', 1, 0), word('ROCK', 2, 0),451+    word('ROCK', 0, 1), word('IS', 1, 1), word('FLAG', 2, 1),452+    word('MIAU', 0, 2), word('IS', 1, 2), word('YOU', 2, 2),453+    object('BABA', 4, 3, 'baba'), object('MIAU', 0, 3, 'player'),454+  ]));455+  assert.equal(game.getState().objects.find(object => object.id === 'baba').noun, 'ROCK');456+  const settled = game.getState();457+  game.restore(settled);458+  assert.equal(game.getState().objects.find(object => object.id === 'baba').noun, 'ROCK');459+  game.restore(game.getState());460+  assert.equal(game.getState().objects.find(object => object.id === 'baba').noun, 'ROCK');461+  const next = game.step(1, 0);462+  assert.equal(next.transformed.find(entry => entry.id === 'baba').to, 'FLAG');463+});464+448465 test('WIN, SINK and DEFEAT resolve on contact', () => {449466   const game = createGame(level([450467     word('BABA', 0, 0), word('IS', 1, 0), word('YOU', 2, 0),